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Home >> Mercedes Benz >> 2021 >> GLE350 Base >> Repair and Diagnosis (Single Page) >> Engine Performance >> Engine Control Systems >> Mixture Formation -- 167 Chassis (2 Of 3) >> Testing & Repair >> Remove/Install ME-SFI Control Unit >> Remove/Install ME-SFI Control Unit - AR07.08-P-1000MRK
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Remove/Install ME-SFI Control Unit - AR07.08-P-1000MRK

Engine 264, 274 In Model 167 

Fig 1: ME-SFI Control Unit Components Location - Engine 264 In Model 167
G15031695Courtesy of MERCEDES-BENZ USA

Shown on engine 264 

CAUTION Risk of injury  caused by scraping or cutting body parts on sharp vehicle parts Always wear protective gloves when working on or near sharp and non-deburred vehicle parts.
Deburr repair panels.
AS00.00-Z-0017-01A
Topical note  Notes on avoiding damage to ignition system   AH15.10-P-0002-01V
Topical note  Information on preventing damage to electronic components due to electrostatic discharge   AH54.00-P-0001-01A
  Notes on safety-relevant components   AH00.00-Z-0019-01A
REMOVINGINSTALLING Remove/install     
1 Start control unit replacement with vehicle diagnosis system. When replacing the ME-SFI [ME] control unit (N3/10).  
REFER TO SELF-DIAGNOSTIC SYSTEMS     AD00.00-P-2000-06ME
2 Disconnect ground line from on-board electrical system battery.   AR54.10-P-0003ME
3 Release and disconnect electrical connectors (1, 2).    
4 Release retaining clamps (3) and take out ME-SFI [ME] control unit (N3/10)    
5 Install in the reverse order.    
6 Connect vehicle diagnosis system, read out fault memory and clear if necessary.    
REFER TO SELF-DIAGNOSTIC SYSTEMS     AD00.00-P-2000-06ME
WARNING Risk of accident  from vehicle starting off by itself when engine running. Risk of injury  (bruises and burns) resulting from working on the engine while it is being started or when it is running. Secure vehicle to prevent it from starting off by itself. Wear closed and snug-fitting work clothes. Do not touch hot or rotating parts. AS00.00-Z-0005-01A
7 Conduct engine test run while checking for proper operation of the engine.